These are the most important investor controls:
Control over yourself
Control over
i) Income
ii) Expense
iii) Asset/Liability ratios => C/FControl over Management
Control over Taxes
Control over when to buy/sell => delayed gratification
Control over courtage => cost of transition
Control over ETC (Entity, Timing, Characteristics) => Tax, Corporate & Securities Law
Control over terms & conditions => inside
Control over Acces & Information => security
Control over charity
Remember that taxes are the biggest expense for both private and corporate entities.
These are the basic set of rules - study and train them carefully before execution.
Making mistakes is a good way to learn.
Always start with small investments, before trying larger ones.
Small victories and small losses. Learn, get experience.
Aim small - miss small. ;)